We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Get an alert when Washington DC to Ko Samui prices drop.Get an alert when prices drop.

Great deals to Ko Samui

We’ve searched 100s of deals recently found by travellers.*

Bangkok, TH (BKK)Ko Samui, TH (USM)

Mon., 26/8 - Fri., 30/8

Multiple Airlines - Roundtrip, Economy

USD 288

Phuket, TH (HKT)Ko Samui, TH (USM)

Thu., 11/7 - Mon., 22/7

Multiple Airlines - Roundtrip, Economy

USD 320

Kuala Lumpur, MY (KUL)Ko Samui, TH (USM)

Thu., 14/3 - Sat., 16/3

Malaysia Airlines - Roundtrip, Economy

USD 345

Guangzhou, CN (CAN)Ko Samui, TH (USM)

Sun., 24/2 - Sat., 2/3

Multiple Airlines - Roundtrip, Economy

USD 352

Chiang Mai, TH (CNX)Ko Samui, TH (USM)

Sat., 6/4 - Mon., 8/4

Multiple Airlines - Roundtrip, Economy

USD 434

Hong Kong, HK (HKG)Ko Samui, TH (USM)

Sun., 26/5 - Thu., 30/5

Multiple Airlines - Roundtrip, Economy

USD 452

Chengdu, CN (CTU)Ko Samui, TH (USM)

Sun., 30/6 - Wed., 17/7

Multiple Airlines - Roundtrip, Economy

USD 453

Shenzhen, CN (SZX)Ko Samui, TH (USM)

Thu., 18/4 - Mon., 22/4

Multiple Airlines - Roundtrip, Economy

USD 463

Want more deals?

Yes! Send me great deals to cool places from: Washington DC (WAS)

*Prices are based on round trip travel with returns between 1-21 days after departure. These are the best fares found by travellers who searched TripAdvisor and a select group of our fare search partners in the past 72 hours. Ticket prices and seat availability change rapidly and cannot be guaranteed.